2012/3/12 Richard <[EMAIL PROTECTED]>:> I have noticed histogram_numeric(col, n), but it seems to require numeric> column.> I have a string column, they are numeric like string but are category label,> e.g,>> 100001, 200034>> two different strings are two different category but the numeric value does> not mean anything,> so it is not proper to use histogram_numeric(cast(col to BIGINT), n).>> thanks.> Richard>>

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Philip Tromans 2012-03-12, 12:36

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